2489933 has 2 divisors, whose sum is σ = 2489934. Its totient is φ = 2489932.

The previous prime is 2489923. The next prime is 2489947. The reversal of 2489933 is 3399842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1435204 + 1054729 = 1198^2 + 1027^2 .

It is a cyclic number.

It is not a de Polignac number, because 2489933 - 2⁶ = 2489869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2489923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1244966 + 1244967.

It is an arithmetic number, because the mean of its divisors is an integer number (1244967).

2^2489933 is an apocalyptic number.

It is an amenable number.

2489933 is a deficient number, since it is larger than the sum of its proper divisors (1).

2489933 is an equidigital number, since it uses as much as digits as its factorization.

2489933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 38.

The square root of 2489933 is about 1577.9521539007. The cubic root of 2489933 is about 135.5384621414.

Subtracting 2489933 from its reverse (3399842), we obtain a palindrome (909909).

The spelling of 2489933 in words is "two million, four hundred eighty-nine thousand, nine hundred thirty-three".